package com.baidu.day02;

public class Demo03 {
    public static void main(String[] args) {
        int[] arr = {1, 2, 3, 4, 5, 6, 7, 8, 9};
        int length = arr.length;
        System.out.println(length);
        for (int i = 0; i < arr.length; i++) {
            System.out.println(arr[i]);
        }



    }


}
